in which your heroine seeks to unravel deep, dark mysteries

Dudes.

What is up with the box of tissues in the back window of the car? You're driving. and everything seems normal, but then suddenly you're smack-dab behind brake lights and a kleenex box. Sometimes it's even in an ornate metal box, and sometimes it's accompanied by a windowful of stuffed animals, but not always.

Why? Are the tissues for the driver? Because if so, that's a hell of a distance from the steering wheel. Are they for the backseat passengers? Who is driving so many carfuls of cold-infested and/or weepy people that they feel compelled to drive around with Kleenex at all times for them? I can think of several items stored back there that would be more useful to me than tissues, such as snacks, magazines, and alcohol, not necessarily in that order.

Are you a Kleenex driver? Or do you know someone who is? I'm not maligning them (ok, yes I am, but just a little). I just really want to understand. 'Splain, please.